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21507 42nd Avenue S E2SeaTac, WA 98198

For Sale

$388,000

Smart Buyer Rebate $3,880

Welcome to River Ridge! This move-in ready 2-bedroom, 2-bath end-unit condo offers comfort, privacy, and convenience in a peaceful greenbelt setting. Fresh interior paint, serene views, and a covered deck create an inviting space to relax and unwind. The kitchen features stainless steel appliances, brand-new Corian countertops, and updated lighting. The primary bath includes heated floors for an added touch of comfort. Enjoy easy access to SeaTac Airport, Sounder Train Station, ShoWare Center, shopping, restaurants, golf, trails, parks, dog parks, and major commuter routes including I-5, 167, and 405. With community amenities nearby and no rental cap, this is a fantastic opportunity for both homeowners and investors.

Listed by Jesse Tronson

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AQUA Real Estate

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425-681-8616

Last updated October 28, 2026

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Source: NWMLS #2592787

Listing Facts

  • TypeCondo
  • NeighborhoodSeaTac
  • Bedrooms2
  • Bathrooms2
  • Days on Prevu16
  • HOA/Maint. Fees$358/month
  • Taxes$3,942.32/year

Amenities

  • Dishwasher
  • Washer/Dryer
  • Pets Allowed
  • Parking

Location

Mortgage Calculator

Listing History

10/29/2026
Price Decreased
$388,000
10/15/2026
Listed by AQUA Real Estate
$393,000
  1. 10/29/2026$388,000
    Price Decreased
  2. 10/15/2026$393,000
    Listed by AQUA Real Estate

Property Details for 21507 42nd Avenue S E2

Association

Amenities

  • Community Features: Athletic Court, Fire Sprinklers, Garden Space, Playground, Trail(s)
  • Pets Allowed: Yes

Fees

  • Association Fee: $358.00 Monthly
  • Association Fee Includes: Common Area Maintenance, Lawn Service, Road Maintenance, Snow Removal

General

  • Number Of Units In Community: 67

Exterior

Construction

  • Number Of Units Total: 67
  • Roof: Composition
  • Stories Total: 3
  • Structure Type: Condominium
  • Year Built: 2004
  • Building Name: River Ridge Condo
  • Construction Materials: Metal/Vinyl
  • Entry Location: Main
  • Exterior Features: Metal/Vinyl

Features

  • Direction Faces: North
  • View: Territorial

Measurements

  • Building Area Total: 1,007
  • Building Area Units: Square Feet
  • Lot Features: Cul-De-Sac, Dead End Street, Paved
  • Lot Size Units: Square Feet

Financial

Taxes

  • Parcel Number: 7330050410
  • Tax Annual Amount: $3,942.32
  • Tax Year: 2026

Interior

Features

  • Appliances: Dishwasher, Disposal, Double Oven, Dryer, Microwave, Refrigerator, Stove(s)/Range(s), Washer
  • Fireplace Features: Gas
  • Fireplace: Yes
  • Fireplaces Total: 1
  • Flooring: Ceramic Tile, Engineered Hardwood, Carpet
  • Interior Features: End Unit, Fireplace, Insulated Windows, Primary Bathroom, Walk-In Closet(s), Water Heater

Rooms

  • Bathrooms Full: 2
  • Bathrooms Total Integer: 2
  • Bedrooms Total: 2
  • Main Level Bathrooms: 2
  • Main Level Bedrooms: 2

Other

Environmental

  • Green Energy Efficient: Insulated Windows

Location

  • Subdivision Name: Sea Tac

Parking

Parking

  • Covered Spaces: 1
  • Garage: Yes
  • Parking Features: Individual Garage, Uncovered
  • Parking Total: 2

Schools

Elementary School

  • Elementary School: Neely O Brien Elem

High School

  • High School: Kent Mtn View Acad
  • High School District: Kent

Middle or Junior School

  • Middle Or Junior School: Mill Creek Mid Sch

Utilities

Equipment

  • Has Heating: Yes

Frequently Asked Questions

How many bedrooms and bathrooms does this condo have?

There are 2 bedrooms and 2 bathrooms in this condo at 21507 42nd Avenue S E2.

What schools are nearby to 21507 42nd Avenue S E2?

Nearby schools include the Neely O Brien Elem Elementary School, Mill Creek Mid Sch Middle School, and Kent Mtn View Acad High School.

Does this condo have parking?

Yes, there are 2 parking spaces available for 21507 42nd Avenue S E2.

Are pets allowed at 21507 42nd Avenue S?

Yes, 21507 42nd Avenue S allows pets.

What are the annual taxes for 21507 42nd Avenue S E2?

Annual taxes for this condo are estimated at $3,942.

How does 21507 42nd Avenue S E2 compare to other condos in SeaTac?

This condo is listed 22% above the average price for condos in SeaTac and has been on the market for 54 less days than the typical home in this area.

What building or home owners association is the condo part of?

This condo is in the River Ridge Condo building.

21507 42nd Avenue S E2 is a 2-bedroom, 2-bath condo for sale in SeaTac WA 98198. Available on Prevu for 16 days at $388,000. This includes a recent price decrease of $5,000. This residence is located in SeaTac. The median listing price for condos in this area is $594,475. Nearby schools include Neely O Brien Elem Elementary School, Mill Creek Mid Sch Middle School, and Kent Mtn View Acad High School. Additional amenities include dishwasher, pets allowed, parking, and washer/dryer. Explore more condo listings in Washington.

Based on information from NWMLS and/or other sources. All data, including all measurements and calculations of area, is obtained from various sources and has not been, and will not be, verified by Prevu or the MLS. Information is provided exclusively for consumer's personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumer may be interested in purchasing.

Full MLS Disclaimers

Rebate estimate is indicative only and based on listing price and estimated buyer's agent commission paid by owner, if applicable. Final rebates are subject to Terms of Use and may vary due to final negotiated transaction terms.